Nd:YAG
Nd:YAG (neodymium-doped yttrium aluminum garnet) is the laser crystal with the best comprehensive performance and the widest application, widely used in industrial, medical, military and scientific research fields. Nd:YAG laser rods feature high gain, low laser threshold, high power, low absorption of 1064 light, good thermal conductivity and thermal shock resistance, and are suitable for continuous, pulsed, Q-switched, mode-locked and other operating modes, commonly used in near- and far-infrared solid-state lasers and their frequency-doubling and frequency-tripling applications. ★ High gain, low threshold, high efficiency ★ Low absorption at 1064nm, high optical quality, low loss ★ High mechanical strength, good thermal conductivity and thermal shock characteristics ★ Suitable for various laser operating modes (CW, pulsed, Q-switched, mode-locked, frequency-doubled, etc.) ★ Suitable for high average power solid-state lasers
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Overview
Specifications
| Parameter | Value |
|---|---|
| Overview - Chemical Formula | Nd:Y3Al5O12 |
| Overview - Crystal Structure | Cubic |
| Overview - Lattice Parameters | 12.01Å |
| Overview - Melting Point | 1970°C |
| Overview - Density | 4.5g/cm^3 |
| Overview - Refractive Index | 1.82 |
| Overview - Thermal Expansion Coefficient | 7.8x10^-6/K [111], 0-250℃ |
| Pump Wavelength | 807.5nm |
| Overview - Laser Wavelength | 1064nm |
| Overview - Photon Energy | 1.86x10^-19J@1064nm |
| Overview - Stimulated Emission Cross Section (Nd 1 at.%) | 2.8x10^-19 cm^2 |
| Overview - Radiative Lifetime | 550us |
| Overview - Spontaneous Fluorescence Lifetime | 230us |
| Overview - Loss Coefficient | 0.003cm^-1@ 1064nm |
| Overview - Pump Wavelength Absorption Bandwidth | 1nm |
| Overview - Linewidth | 0.6nm |
| Overview - Polarization | Non-polarized |
| Overview - Thermal Effects | High |
| Doping Concentration | 0.5-1.1atm% |
| Specification - Optical Axis Direction | <111> |
| Clear Aperture Dimension | >90% |
| Parallelism | <10 arcsec |
| Perpendicularity | <5 arcmin |
| HR Coating | R>99.8%@1064nm & R<5%@808nm |
Applications
Datasheet
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Supplier Information
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